Amzdeal Mobile Scanner For Documents, Receipts, Photos And Notes, USB2.0 Portable Scanner With 32GB Micro SD Card. POWERFUL DOCUMENT ASSISTANT: about 210 mm scanning width; 3, 8, 12s Scanning speed. The mobile document scanner assembles the scanning, character recognition, mail and document classification management and many other functions all in one. MORE ENERGY-EFFICIENT: this electric document scanner Support MINI USB interface, circuit has a brand new optimization, no more extra heat, adapt to -40C to 60C external environment, which offers another technical support for portability. CRATCH-RESISTANCE: the mobile scanner applied 3 layers hardening treatment technique, which can prevent the main body from scratching. 4.USB TRANSFER: your electric portable scanner is available to connect to a computer via the integrated USB port, which is more convenient to view and transfer your digital files to your computer (works with both Windows and Mac). ADVANCED GENERATION CIS: the new-born scanner adopts new generation CIS sensor, compared to the old generation, this CIS is more effectively, energy saving, environment friendly and long life span.